adit cut mining

Study on the Adit Stability Under Dynamic Blasting Load;

爆破动载荷下平硐稳定性的研究

This paper introduces the method for directive generation of adit graphic files with the information from multiple sources acquired during tunnel construction using MAPGIS component technology.

利用MAPGIS组件技术,实现了将隧道施工中采集的多源种类数据信息直接生成MAPGIS支持的平硐图形文件,并且能将平硐的图形信息和隧道采集数据进行连接与同时管理的功能。

In combination with rock permeability in dam region of a hydroelectric plant,the paper introduces a method directly evaluating rock permeability coeffieient--adit sonic wave hole seepage test and gives test device,test procedure,estimate principle and result.

本文结合某水电站坝区岩体渗透性 ,介绍了一种直接求取岩体渗透系数的方法———平硐声波孔渗水试验 ,并给出了试验装置、试验步骤、计算原理和结